Average annual temperature is 18.3 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: 5.9 °C
Number of sunny days: 106 days
Number of rainy days: 259 days
Look at detailed online map of San Juan Copalar
* Weather data for San Juan Copalar Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.4 | 27.6 | 28.7 | 29.8 | 30.3 | 30.5 | 25.3 | 27.5 | 26.8 | 26.9 | 26.3 | 26.9 |
| Average daytime temperature (°C) | 22.4 | 22.7 | 25.4 | 27.6 | 27.0 | 27.0 | 23.8 | 24.9 | 25.1 | 24.4 | 22.9 | 21.7 |
| Average temperature (°C) | 16.1 | 16.3 | 18.3 | 19.6 | 19.9 | 20.7 | 18.7 | 19.0 | 19.0 | 18.7 | 17.7 | 15.9 |
| Average night temperature (°C) | 11.5 | 12.1 | 13.4 | 13.7 | 14.3 | 15.6 | 15.3 | 15.1 | 14.8 | 15.0 | 14.3 | 11.9 |
| Absolute minimum temperature (°C) | 7.2 | 10.0 | 11.5 | 11.1 | 12.9 | 14.2 | 13.1 | 13.5 | 13.5 | 12.5 | 12.1 | 5.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.4 | 10.6 | 11.1 | 11.6 | 11.4 | 11.3 | 10.6 | 10.4 | 10.6 | 10.2 | 9.4 | 9.8 |
| Precipitation (mm) | 9 | 7 | 46 | 37 | 77 | 157 | 175 | 202 | 123 | 135 | 93 | 23 |
| Sunny days | 14 | 19 | 11 | 14 | 6 | 10 | 4 | 4 | 3 | 4 | 5 | 12 |
| Rainy days | 17 | 9 | 20 | 16 | 25 | 20 | 27 | 27 | 27 | 27 | 25 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Copalar is at